To impart the knowledge of; to give intelligence concerning; to impart, as knowledge before unknown, or rules for practice; to inculcate as true or important; to exhibit impressively; as, to teach arithmetic, dancing, music, or the like; to teach morals.

A feature on some Banner sensors which allows the sensor to "learn" the light and dark sensing conditions, based on user inputs. The sensor can then automatically adjust the sensitivity to place the operating threshold midway between threshold for the light and the dark condition. Within the sensing industry, at least 10 different versions of the TEACH methodology exist.